Air freshener



FIG. 1 is a front elevational view of the air freshener showing my new design;

FIG. 2 is a side elevation view of the air freshener shown in FIG. 1, the opposite side being substantially identical to that shown except for the slightly greater bend in the knee.

FIG. 3 is an underneath view of the air freshener shown in FIG. 1; and,

FIG. 4 is a top view of the air freshener shown in FIG. 1. 

The ornamental design for an air freshener, as shown and described. 